102022220220102 has 144 divisors (see below), whose sum is σ = 279610941328992. Its totient is φ = 26179743490560.

The previous prime is 102022220220101. The next prime is 102022220220133. The reversal of 102022220220102 is 201022022220201.

102022220220102 is a `hidden beast` number, since 10 + 202 + 2 + 220 + 220 + 10 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102022220220101) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 20505799 + ... + 24990642.

It is an arithmetic number, because the mean of its divisors is an integer number (1941742648118).

Almost surely, 2^{102022220220102} is an apocalyptic number.

102022220220102 is an abundant number, since it is smaller than the sum of its proper divisors (177588721108890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

102022220220102 is a wasteful number, since it uses less digits than its factorization.

102022220220102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45496543 (or 45496503 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 102022220220102 its reverse (201022022220201), we get a palindrome (303044242440303).

The spelling of 102022220220102 in words is "one hundred two trillion, twenty-two billion, two hundred twenty million, two hundred twenty thousand, one hundred two".